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Heart of Algebra

18 video lessons available

Solving linear equations — Basic example

Watch Sal work through a basic Solving linear equations problem.

Source: Salman Khan - Khan Academy

All Lessons in This Course

1

Solving linear equations — Basic example

Watch Sal work through a basic Solving linear equations problem.
2

Solving linear equations — Harder example

Watch Sal work through a harder solving linear equations problem.
3

Interpreting linear functions — Basic example

Watch Sal work through a basic Interpreting linear functions problem.
4

Interpreting linear functions — Harder example

Watch Sal work through a harder Interpreting linear functions problem.
5

Linear equation word problems — Basic example

Watch Sal work through a basic Linear equations word problem.
6

Linear equation word problems — Harder example

Watch Sal work through a harder Linear equation word problem.
7

Linear inequality word problems — Basic example

Watch Sal work through a basic Linear inequality word problem.
8

Linear inequality word problems — Harder example

Watch Sal work through a harder Linear inequality word problem.
9

Graphing linear equations — Basic example

Watch Sal work through a basic Graphing linear equations problem.
10

Graphing linear equations — Harder example

Watch Sal find a point on a perpendicular line in the xy-plane.
11

Linear function word problems — Basic example

Watch Sal work through a problem on writing a linear equation in two variables based on a real-world scenario.
12

Linear function word problems — Harder example

Watch Sal work through a harder Linear functions word problem.
13

Systems of linear inequalities word problems — Basic example

Watch Sal work through a basic Systems of linear inequalities word problem.
14

Systems of linear inequalities word problems — Harder example

Watch Sal write a system of 4 linear inequalities based on a real-world scenario.
15

Solving systems of linear equations — Basic example

Watch Sal solve a system of linear equations using both substitution and elimination.
16

Solving systems of linear equations — Harder example

Watch Sal work through a harder Solving systems of linear equations problem.
17

Systems of linear equations word problems — Basic example

Watch Sal work through a basic Systems of linear equations word problem.
18

Systems of linear equations word problems — Harder example

Watch Sal work through a harder Systems of linear equations word problem.

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18 lessons in this course

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